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2026-05-11 - 18:45
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Mon May 11, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
6108213980,7sleep00-21swapper/007:08:020
61242124115,6sleep10-21swapper/107:08:151
59402118108,7sleep20-21swapper/207:05:522
60962113103,7sleep30-21swapper/307:07:543
60292690,0sleep30-21swapper/310:25:203
295362660,1sleep30-21swapper/307:55:183
93152630,0sleep30-21swapper/309:05:153
71492560,1sleep07152-21kthreadcore07:35:170
107542560,0sleep30-21swapper/309:35:153
642099305,24cyclictest0-21swapper/108:55:161
642099305,24cyclictest0-21swapper/108:55:151
642599281,26cyclictest0-21swapper/210:37:402
642599270,26cyclictest0-21swapper/210:15:352
642599270,26cyclictest0-21swapper/209:36:262
642599270,26cyclictest0-21swapper/209:11:322
642599270,26cyclictest0-21swapper/208:08:112
642099270,26cyclictest0-21swapper/111:02:311
642099270,26cyclictest0-21swapper/109:18:451
642099270,26cyclictest0-21swapper/107:31:401
642099270,26cyclictest0-21swapper/107:24:221
642599260,25cyclictest0-21swapper/208:38:322
642099260,25cyclictest0-21swapper/109:45:351
642099260,25cyclictest0-21swapper/107:44:041
642099250,24cyclictest0-21swapper/112:34:371
642099250,24cyclictest0-21swapper/112:06:551
642099250,24cyclictest0-21swapper/110:46:101
642099250,24cyclictest0-21swapper/110:30:421
642099250,24cyclictest0-21swapper/109:26:501
642099250,24cyclictest0-21swapper/108:26:151
642099250,24cyclictest0-21swapper/107:16:371
642599240,23cyclictest0-21swapper/207:33:012
6420992422,2cyclictest0-21swapper/111:32:401
642099240,23cyclictest0-21swapper/110:17:021
642099240,23cyclictest0-21swapper/109:08:171
6417992423,1cyclictest0-21swapper/009:15:160
641799240,18cyclictest0-21swapper/011:03:440
642599231,21cyclictest0-21swapper/211:31:522
642599231,20cyclictest0-21swapper/208:45:162
6420992321,2cyclictest0-21swapper/108:23:141
6420992320,3cyclictest0-21swapper/111:07:311
642099230,23cyclictest0-21swapper/111:51:221
642099230,23cyclictest0-21swapper/108:50:081
6425992218,3cyclictest0-21swapper/212:34:402
6425992218,3cyclictest0-21swapper/207:52:322
642599221,20cyclictest0-21swapper/209:52:052
642599221,20cyclictest0-21swapper/209:26:292
642599221,19cyclictest0-21swapper/210:40:132
642599220,21cyclictest0-21swapper/210:23:032
642599220,21cyclictest0-21swapper/209:40:442
642599220,21cyclictest0-21swapper/208:23:532
642099227,14cyclictest0-21swapper/110:40:191
6420992220,2cyclictest0-21swapper/109:03:031
6420992219,3cyclictest0-21swapper/110:51:551
6420992219,3cyclictest0-21swapper/108:15:031
642099220,22cyclictest0-21swapper/109:39:471
642099220,21cyclictest0-21swapper/109:41:441
642099220,21cyclictest0-21swapper/109:31:031
642099220,21cyclictest0-21swapper/108:40:301
642099220,21cyclictest0-21swapper/108:34:021
6417992220,2cyclictest0-21swapper/011:28:040
641799220,21cyclictest0-21swapper/010:26:380
642599217,13cyclictest0-21swapper/211:05:132
642599213,14cyclictest0-21swapper/208:30:242
6425992119,2cyclictest0-21swapper/212:12:042
6425992119,1cyclictest749-21snmpd08:40:322
6425992118,2cyclictest12510-21hddtemp_smartct12:00:162
6425992118,2cyclictest0-21swapper/209:20:262
642599210,21cyclictest0-21swapper/212:39:282
642599210,21cyclictest0-21swapper/211:27:182
642599210,20cyclictest0-21swapper/212:09:312
642599210,20cyclictest0-21swapper/211:46:312
642599210,20cyclictest0-21swapper/211:04:312
642599210,20cyclictest0-21swapper/210:28:152
642599210,20cyclictest0-21swapper/208:10:172
642599210,20cyclictest0-21swapper/207:55:312
642599210,20cyclictest0-21swapper/207:48:102
642599210,20cyclictest0-21swapper/207:29:192
6420992119,1cyclictest749-21snmpd07:10:551
6420992119,1cyclictest6042-21sadc08:05:011
6420992118,3cyclictest0-21swapper/111:19:311
6420992118,3cyclictest0-21swapper/109:54:561
642099210,21cyclictest0-21swapper/111:35:031
642099210,20cyclictest0-21swapper/110:22:031
642099210,20cyclictest0-21swapper/110:05:361
642099210,20cyclictest0-21swapper/108:35:141
642099210,20cyclictest0-21swapper/107:50:521
6417992119,1cyclictest749-21snmpd12:21:130
6417992118,2cyclictest749-21snmpd12:27:490
6417992118,2cyclictest749-21snmpd08:29:390
6417992118,2cyclictest749-21snmpd08:00:200
641799210,2cyclictest32400-21/usr/sbin/munin09:25:180
641799210,20cyclictest0-21swapper/008:05:020
641799210,19cyclictest26927-21awk07:55:000
641799210,19cyclictest15829-21turbostat11:35:000
6425992018,1cyclictest749-21snmpd12:21:072
6425992018,1cyclictest749-21snmpd09:05:452
6425992018,1cyclictest749-21snmpd08:58:542
6425992018,1cyclictest749-21snmpd08:58:532
6425992018,1cyclictest749-21snmpd08:02:172
6425992017,2cyclictest749-21snmpd07:10:312
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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